import { TheGraphClient } from '@streamr/utils';
import { NetworkPeerDescriptor } from '../Config';
import { LoggerFactory } from '../utils/LoggerFactory';
export declare class OperatorRegistry {
    private readonly theGraphClient;
    private readonly logger;
    constructor(theGraphClient: TheGraphClient, loggerFactory: LoggerFactory);
    findRandomNetworkEntrypoints(maxEntryPoints: number, maxQueryResults: number, maxHeartbeatAgeHours: number): Promise<NetworkPeerDescriptor[]>;
}
